172057140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13463}}^1$

素因数の和:13549

約数の個数: 72

約数和(自身を含む): 529296768

約数和(自身を除く): 357239628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13463, 26926, 40389, 53852, 67315, 80778, 121167, 134630, 161556, 201945, 242334, 269260, 403890, 484668, 605835, 807780, 955873, 1211670, 1911746, 2423340, 2867619, 3823492, 4779365, 5735238, 8602857, 9558730, 11470476, 14338095, 17205714, 19117460, 28676190, 34411428, 43014285, 57352380, 86028570, 172057140]

約数ペア:

[(1, 172057140), (2, 86028570), (3, 57352380), (4, 43014285), (5, 34411428), (6, 28676190), (9, 19117460), (10, 17205714), (12, 14338095), (15, 11470476), (18, 9558730), (20, 8602857), (30, 5735238), (36, 4779365), (45, 3823492), (60, 2867619), (71, 2423340), (90, 1911746), (142, 1211670), (180, 955873), (213, 807780), (284, 605835), (355, 484668), (426, 403890), (639, 269260), (710, 242334), (852, 201945), (1065, 161556), (1278, 134630), (1420, 121167), (2130, 80778), (2556, 67315), (3195, 53852), (4260, 40389), (6390, 26926), (12780, 13463)]